(0 20 17)(1 21 6)(2 18 3)(4 15 14 12 9)(5 10 7)(8 19 16 13 11)
ALLOWS (11/8)-SEQUENCE
1: (0 4 12)
(0 9 4 20 17)(1 21 6)(2 18 3)(5 10 7)(8 19 16 13 11)(12 15 14)
2: (1 21 6)
(0 9 4 20 17)(1)(2 18 3)(5 10 7)(6)(8 19 16 13 11)(12 15 14)(21)
3: (4 20 9)
(0 9 17)(1)(2 18 3)(4)(5 10 7)(6)(8 19 16 13 11)(12 15 14)(20)(21)
4: (5 10 7)
(0 9 17)(1)(2 18 3)(4)(5)(6)(7)(8 19 16 13 11)(10)(12 15 14)(20)(21)